The following museums are closed Saturday, July 23, due to a power outage: National Museum of the American Indian, Hirshhorn Museum, National Museum of African Art, Arthur M. Sackler Gallery, and the Ripley Center.

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Fifty Years of Lasers

Fifty Years of Lasers

March 5, 2010 – May 28, 2012

American History Museum
12th and Constitution Ave., NW
Washington, DC

Location: Artifact Walls near the Constitution Ave. Entrance

During 1960, scientists in the U.S. invented three different types of lasers. Since then many other lasers have been developed and adopted for a range of uses. This case features objects from the inventors on the occasion of the 50th anniversary of this important invention. Also displayed are objects representing both practical and entertaining uses of lasers, including a laser disc player.

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